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Finding the Fourth Proportional to 8,866.71, 13,302.02 and 2,627.21

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Solution

The fourth proportional to 8,866.71, 13,302.02 and 2,627.21 is: 3,941.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,866.71 : 13,302.02 = 2,627.21 : x
  2. Step 2: Convert to fraction form
    8,866.71/13,302.02 = 2,627.21/x
  3. Step 3: Cross multiply
    8,866.71x = 13,302.02 × 2,627.21
  4. Step 4: Simplify right side
    8,866.71x = 34,947,199.96
  5. Step 5: Solve for x
    x = 34,947,199.96/8,866.71
  6. Step 6: Final answer
    x = 3,941.39

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.